diff options
Diffstat (limited to 'mysql-test/main/check_constraint.result')
| -rw-r--r-- | mysql-test/main/check_constraint.result | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/mysql-test/main/check_constraint.result b/mysql-test/main/check_constraint.result new file mode 100644 index 00000000000..70d64cd6ff7 --- /dev/null +++ b/mysql-test/main/check_constraint.result @@ -0,0 +1,158 @@ +set @save_check_constraint=@@check_constraint_checks; +create table t1 (a int check(a>10), b int check (b > 20), constraint `min` check (a+b > 100), constraint `max` check (a+b <500)) engine=myisam; +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL CHECK (`a` > 10), + `b` int(11) DEFAULT NULL CHECK (`b` > 20), + CONSTRAINT `min` CHECK (`a` + `b` > 100), + CONSTRAINT `max` CHECK (`a` + `b` < 500) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values (100,100); +insert into t1 values (1,1); +ERROR 23000: CONSTRAINT `a` failed for `test`.`t1` +insert into t1 values (20,1); +ERROR 23000: CONSTRAINT `b` failed for `test`.`t1` +insert into t1 values (20,30); +ERROR 23000: CONSTRAINT `min` failed for `test`.`t1` +insert into t1 values (500,500); +ERROR 23000: CONSTRAINT `max` failed for `test`.`t1` +insert into t1 values (101,101),(102,102),(600,600),(103,103); +ERROR 23000: CONSTRAINT `max` failed for `test`.`t1` +select * from t1; +a b +100 100 +101 101 +102 102 +truncate table t1; +insert ignore into t1 values (101,101),(102,102),(600,600),(103,103); +Warnings: +Warning 4025 CONSTRAINT `max` failed for `test`.`t1` +select * from t1; +a b +101 101 +102 102 +103 103 +set check_constraint_checks=0; +truncate table t1; +insert into t1 values (101,101),(102,102),(600,600),(103,103); +select * from t1; +a b +101 101 +102 102 +600 600 +103 103 +set check_constraint_checks=@save_check_constraint; +alter table t1 add c int default 0 check (c < 10); +ERROR 23000: CONSTRAINT `max` failed for table +set check_constraint_checks=0; +alter table t1 add c int default 0 check (c < 10); +alter table t1 add check (a+b+c < 500); +set check_constraint_checks=@save_check_constraint; +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL CHECK (`a` > 10), + `b` int(11) DEFAULT NULL CHECK (`b` > 20), + `c` int(11) DEFAULT 0 CHECK (`c` < 10), + CONSTRAINT `min` CHECK (`a` + `b` > 100), + CONSTRAINT `max` CHECK (`a` + `b` < 500), + CONSTRAINT `CONSTRAINT_1` CHECK (`a` + `b` + `c` < 500) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +insert into t1 values(105,105,105); +ERROR 23000: CONSTRAINT `c` failed for `test`.`t1` +insert into t1 values(249,249,9); +ERROR 23000: CONSTRAINT `CONSTRAINT_1` failed for `test`.`t1` +insert into t1 values(105,105,9); +select * from t1; +a b c +101 101 0 +102 102 0 +600 600 0 +103 103 0 +105 105 9 +create table t2 like t1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `a` int(11) DEFAULT NULL CHECK (`a` > 10), + `b` int(11) DEFAULT NULL CHECK (`b` > 20), + `c` int(11) DEFAULT 0 CHECK (`c` < 10), + CONSTRAINT `min` CHECK (`a` + `b` > 100), + CONSTRAINT `max` CHECK (`a` + `b` < 500), + CONSTRAINT `CONSTRAINT_1` CHECK (`a` + `b` + `c` < 500) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +alter table t2 drop constraint c; +ERROR 42000: Can't DROP CONSTRAINT `c`; check that it exists +alter table t2 drop constraint if exists c; +Warnings: +Note 1091 Can't DROP CONSTRAINT `c`; check that it exists +alter table t2 drop constraint min; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `a` int(11) DEFAULT NULL CHECK (`a` > 10), + `b` int(11) DEFAULT NULL CHECK (`b` > 20), + `c` int(11) DEFAULT 0 CHECK (`c` < 10), + CONSTRAINT `max` CHECK (`a` + `b` < 500), + CONSTRAINT `CONSTRAINT_1` CHECK (`a` + `b` + `c` < 500) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1,t2; +create or replace table t1 (a int, b int, constraint check (a>b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + CONSTRAINT `CONSTRAINT_1` CHECK (`a` > `b`) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +create or replace table t1 (a int, b int, +constraint CONSTRAINT_1 check (a>1), +constraint check (b>1)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + CONSTRAINT `CONSTRAINT_1` CHECK (`a` > 1), + CONSTRAINT `CONSTRAINT_2` CHECK (`b` > 1) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +create or replace table t1 (a int, b int, +constraint CONSTRAINT_1 check (a>1), +constraint check (b>1), +constraint CONSTRAINT_2 check (a>b)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) DEFAULT NULL, + CONSTRAINT `CONSTRAINT_1` CHECK (`a` > 1), + CONSTRAINT `CONSTRAINT_3` CHECK (`b` > 1), + CONSTRAINT `CONSTRAINT_2` CHECK (`a` > `b`) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +create table t1(c1 int, c2 int as (c1 + 1), check (c2 > 2)); +insert into t1(c1) values(1); +ERROR 23000: CONSTRAINT `CONSTRAINT_1` failed for `test`.`t1` +insert into t1(c1) values(2); +drop table t1; +create or replace table t1( c1 int auto_increment primary key, check( c1 > 0 or c1 is null ) ); +ERROR HY000: Function or expression 'AUTO_INCREMENT' cannot be used in the CHECK clause of `c1` +create table t1 (a int check (@b in (select user from mysql.user))); +ERROR HY000: Function or expression 'select ...' cannot be used in the CHECK clause of `a` +create table t1 (a int check (a > @b)); +ERROR HY000: Function or expression '@b' cannot be used in the CHECK clause of `a` +create table t1 (a int check (a = 1)); +insert t1 values (1); +insert t1 values (2); +ERROR 23000: CONSTRAINT `a` failed for `test`.`t1` +insert t1 values (NULL); +select * from t1; +a +1 +NULL +drop table t1; +create table t1 (id int auto_increment primary key, datecol datetime, check (datecol>'0001-01-01 00:00:00')); +insert into t1 (datecol) values (now()); +insert into t1 (datecol) values (now()); +drop table t1; |